Research Library

Diamond testers with a limited performance

Diamond testers with a limited performance. Published in Journal of Gemmological Association of Hong Kong GAHK, 2017, 38, 37-39.

Author(s): H.A. Haenni

Download PDF

Preserving the heritage of gemstone regions and resources worldwide: Future directions.

Preserving the heritage of gemstone regions and resources worldwide:Future directions. Published in Episodes, 2017, 40, 3, 233-236.

Author(s): L.E. Cartier

Download PDF